pr_pc.h

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/*
 *
 Copyright (c) Eicon Networks, 2002.
 *
 This source file is supplied for the use with
 Eicon Networks range of DIVA Server Adapters.
 *
 Eicon File Revision :    2.1
 *
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2, or (at your option)
 any later version.
 *
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY OF ANY KIND WHATSOEVER INCLUDING ANY
 implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 See the GNU General Public License for more details.
 *
 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */
struct pr_ram {
    word NextReq;         /* pointer to next Req Buffer               */
    word NextRc;          /* pointer to next Rc Buffer                */
    word NextInd;         /* pointer to next Ind Buffer               */
    byte ReqInput;        /* number of Req Buffers sent               */
    byte ReqOutput;       /* number of Req Buffers returned           */
    byte ReqReserved;     /* number of Req Buffers reserved           */
    byte Int;             /* ISDN-P interrupt                         */
    byte XLock;           /* Lock field for arbitration               */
    byte RcOutput;        /* number of Rc buffers received            */
    byte IndOutput;       /* number of Ind buffers received           */
    byte IMask;           /* Interrupt Mask Flag                      */
    byte Reserved1[2];    /* reserved field, do not use               */
    byte ReadyInt;        /* request field for ready interrupt        */
    byte Reserved2[12];   /* reserved field, do not use               */
    byte InterfaceType;   /* interface type 1=16K interface           */
    word Signature;       /* ISDN-P initialized indication            */
    byte B[1];            /* buffer space for Req,Ind and Rc          */
};
typedef struct {
    word next;
    byte Req;
    byte ReqId;
    byte ReqCh;
    byte Reserved1;
    word Reference;
    byte Reserved[8];
    PBUFFER XBuffer;
} REQ;
typedef struct {
    word next;
    byte Rc;
    byte RcId;
    byte RcCh;
    byte Reserved1;
    word Reference;
    byte Reserved2[8];
} RC;
typedef struct {
    word next;
    byte Ind;
    byte IndId;
    byte IndCh;
    byte MInd;
    word MLength;
    word Reference;
    byte RNR;
    byte Reserved;
    dword Ack;
    PBUFFER RBuffer;
} IND;